A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5920-01-197-0261
NSN 5935-00-251-9497
NSN 5930-00-306-7251
NSN 6240-00-922-1021
NSN 4140-00-259-2567
NSN 6610-01-413-3912
NSN 6650-01-619-8373
NSN 6145-00-116-0507
NSN 2925-01-554-5246
NSN 6240-00-635-9953
NSN 6645-01-192-4079
NSN 6620-01-391-7331